Answer:
No but they have cardiac chamber, compared with humans' four-chamber hearts, are a group of cells called nephrocytes that serve the same function as human kidneys
Explanation:
Answer:
C
Explanation:
D in my opinion wouldn't be correct because a vaccine is for if you come in contact with the sickness you are more protected and helps build immunity. So healthy people get them to try and build immunity against said vaccine. Like if you have the flu, your body is fighting. In the Flu vaccine parts of the flu are in the vaccine to help your body learn to become immune. So option C.
Sorry if this is confusing, hope it helps!
Pyrite, Wulfenite, Pyromorphite, Topaz, Gypsum, and Feldspar.
Explanation:
you will end up with 24 chromosomes instead of the standard 23 and have down syndrome
Because the different environments permit some organisms to thrive, while others cannot. ... Similarly, a fish (extremely suited to its aquatic environment) can't survive out of water. A characteristic which allows growth in one environment will not necessarily allow growth in another.
